453018961 has 2 divisors, whose sum is σ = 453018962. Its totient is φ = 453018960.

The previous prime is 453018949. The next prime is 453018967. The reversal of 453018961 is 169810354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 362673936 + 90345025 = 19044^2 + 9505^2 .

It is a cyclic number.

It is not a de Polignac number, because 453018961 - 2¹⁷ = 452887889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 453018961.

It is not a weakly prime, because it can be changed into another prime (453018967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226509480 + 226509481.

It is an arithmetic number, because the mean of its divisors is an integer number (226509481).

Almost surely, 2^453018961 is an apocalyptic number.

It is an amenable number.

453018961 is a deficient number, since it is larger than the sum of its proper divisors (1).

453018961 is an equidigital number, since it uses as much as digits as its factorization.

453018961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 453018961 is about 21284.2420818783. The cubic root of 453018961 is about 768.0192871901.

The spelling of 453018961 in words is "four hundred fifty-three million, eighteen thousand, nine hundred sixty-one".